obama's campaign spends a billion. romney campaign spends a billion. >> concentrated spending. >> $5 billion over five white women in ohio. that's right. but, it has been very helpful to the tv stations. >> and 67 superpacs have sprung over the last 30 days. it's not making a difference. >> it could make a difference in the senate and the house races. >> and the reality is, you're going to see a lot of republicans come out and you're going to see enormous racial polarization in this race. 40% of white vote, in your poll this morning, 38 and 78. right on the tipping point. >> but, ron, i want to bring that question to matthew dowd. when you look at it and you see how sophisticated each side is, how much money they both had, are we into an era now where almost every presidential election is going to be this close? >> well, if you take a look at 3 of the last 4, they have been within two or three points. the other thing that happens, 35 years ago, 80% of the people lived in the target states that people concentrate on in